Seems my development (impish) machine encountered the crash only once, yesterday, and logged:
Nov 02 13:40:39 kab gnome-shell[1614]: Connection to xwayland lost Nov 02 13:40:39 kab pulseaudio[1472]: X11 I/O error handler called Nov 02 13:40:39 kab pulseaudio[1472]: X11 I/O error exit handler called, preparing to tear down X11 modules Nov 02 13:40:39 kab gnome-shell[1614]: Xwayland just died, attempting to recover Nov 02 13:40:39 kab systemd[1463]: org.gnome.SettingsDaemon.XSettings.service: Failed with result 'exit-code'. Nov 02 13:40:39 kab gnome-shell[1614]: invalid unclassed pointer in cast to 'GObject' Nov 02 13:40:39 kab gnome-shell[1614]: g_object_get_data: assertion 'G_IS_OBJECT (object)' failed Nov 02 13:40:39 kab gnome-shell[1614]: gdk_screen_get_display: assertion 'GDK_IS_SCREEN (screen)' failed Nov 02 13:40:39 kab gnome-shell[1614]: gdk_display_get_name: assertion 'GDK_IS_DISPLAY (display)' failed Nov 02 13:40:39 kab gnome-shell[1614]: gdk_screen_get_number: assertion 'GDK_IS_SCREEN (screen)' failed Nov 02 13:40:39 kab gnome-shell[1614]: gtk_settings_get_for_screen: assertion 'GDK_IS_SCREEN (screen)' failed Nov 02 13:40:39 kab gnome-shell[1614]: invalid unclassed pointer in cast to 'GObject' Nov 02 13:40:39 kab gnome-shell[1614]: g_object_set_data_full: assertion 'G_IS_OBJECT (object)' failed Nov 02 13:40:39 kab gnome-shell[1614]: Can't create a GtkStyleContext without a display connection But errors.ubuntu.com failed to associate it with a known error ID. Maybe we also need to make sure PulseAudio isn't doing any X11. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1949200 Title: gnome-shell crashed with SIGTRAP from error "Can't create a GtkStyleContext without a display connection" in gtk_style_context_init To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1949200/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
